<!DOCTYPE html>
<html>
  <head>
    <title>Hello Scala</title>
    <meta http-equiv="Content-Type" content="text/html;charset=utf-8">
    <script type="text/javascript" charset="utf-8" src="js/scala.js"></script>
    <link rel="stylesheet" type="text/css" href="calculator.css">
  </head>
  <body onload="main()">
    <div class="top">
      <p>This calculator supports the following operators: + - * /.
      Also grouping parentheses supported. Example: (4 + 5) * 6</p>
      <button id="calculate" class="calculate" tabindex="2">Calculate</button>
      <div class="calc-panel">
        <input type="text" id="expr" class="expr" tabindex="1"/>
      </div>
    </div>
    <div id="result-list" class="result-list"></div>
  </body>
</html>